Jay-Z should give Donald Trump a run for his money in 2020 … so says Congressman Andre Carson.

We got the distinguished gentleman from Indiana in D.C. Thursday, and asked him if he enjoyed Hova’s 4:44 tour stop at the Capital One Arena. Carson gushed about the show … and then took his praise one HUGE step further.

Check it out … Rep. Carson — who grew up in a similar environment to Jay-Z — gives a shout out to Diddy, Damon Dash and Master P … before anointing Hova a viable candidate for the White House.